The 28 in. Plug-End Extension Spring Pair – 0.244 in. No. 3 Wire is designed for garage door systems that require strong, balanced lifting support. This spring set is ideal for replacing worn, stretched, or broken extension springs on compatible residential garage doors.
Each pair of P328 extension springs is built with 0.244 in. No. 3 wire and features a 2 in. outside diameter, making it a dependable replacement option for garage doors within the proper weight range. When installed correctly as a pair, these springs support garage doors weighing approximately 125 lbs to 250 lbs.
These springs are designed with plug ends and provide the tension needed to help your garage door open and close smoothly. Replacing both extension springs at the same time is recommended to maintain balanced door operation and reduce uneven wear on your garage door hardware.
Product Features
- Size: 28 in. length over coils
- Wire Size: 0.244 in. No. 3 wire
- Outside Diameter: 2 in.
- Spring Type: Plug-end garage door extension spring
- Quantity: Pair of 2 springs
- Door Weight Support: Approximately 125–250 lbs when used as a pair
- Initial Tension: 165–185 lbs
- Maximum Allowable Stretch: 18.5 in.
- Product Code: P328
Best For
This extension spring pair is suitable for residential garage doors that match the required size, wire gauge, stretch, and weight specifications. It is commonly used when replacing damaged or worn garage door extension springs to restore smoother and safer door movement.
Installation Note
Garage door springs are under high tension and can be dangerous if installed incorrectly. Always confirm spring measurements before ordering, and professional installation is recommended for safety.
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